Japanese Kerria
Kerria japonica
Rosaceae (Rose Family)
▲▼ mature plants
▲▼ flowers
▲ foliage and bright green zig-zag twigs
Location near campus: along west side of Xeriscape Garden; Xeriscape Garden is at northwest corner of National and Linwood, about 3/4 mile south of campus on National Avenue.
Kerria japonica: Japanese Kerria, Japanese Rose
· leaves alternate, deciduous, simple, ovate-lanceolate with doubly-serrate margins and pointed tip; bright to light green in color and paler beneath with some pubescence; 1/5-4" long and 1/3-1/2 as wide; often turns bright yellow in fall
· stems slender, green, often zig-zag in appearance, glabrous and glossy
· flowers showy, rose-like, bright yellow, sometimes double-flowered, at tips of branches in late spring and often re-flowering sporadically through summer; fruit is an acheneC not showy
· grows 3-6' tall and 6-9' wide with arching upright stems to form a broad, rounded plant
· prefers part shade, but can tolerate full-sun to full-shade; best flowering in part shade; needs well-drained soil with moderate fertility— too much water & nutrients creates a more gangly plant
· medium to fast growth rate